The episode excels by making almost every suspect and victim a police officer. It explores the tension and "code of silence" that exists even when CSIs are trying to find justice for their own.
This episode is well-remembered for the lighthearted chemistry between Grissom and Catherine. The scene where Grissom tries to "motivate" Catherine while she’s running by playing "Chariots of Fire" —only for her to call it a "sedative"—is a fan favorite. [S4E20] Dead Ringer
" Dead Ringer " is the 20th episode of 's fourth season. Originally aired on April 29, 2004, it is generally considered a solid, high-stakes procedural that cleverly uses a massive law enforcement gathering as its backdrop. Plot Overview The episode excels by making almost every suspect
Grissom and Catherine investigate the death of a runner (a fellow cop) who collapsed during the race after ingesting a lethal combination of seemingly harmless substances. The scene where Grissom tries to "motivate" Catherine
The episode unfolds during the annual "Baker to Vegas" police relay race, which brings over 20,000 officers to the city.
Sara and Warrick look into a suspected murder-suicide of two officers in a hotel room, which quickly reveals a web of infidelity and departmental secrets. Critical Review & Highlights